# 2410 - Open Service

2410 - Open Service

<table data-header-hidden><thead><tr><th width="137.33333333333331">Event</th><th width="237">Extension action set</th><th>Description</th></tr></thead><tbody><tr><td>Event</td><td>Extension action set</td><td>Description</td></tr><tr><td><a href="#before">Before </a></td><td>EXT_2410_1_Before</td><td>Will be executed before MSS open the service to register the work;</td></tr><tr><td><a href="#replace">Replace</a></td><td>EXT_2410_2_Replace</td><td>Will replace MSS services module to register the work, can be used also to create validations before open MSS service module using the output parameter <strong>outRunMSSCode</strong>;</td></tr><tr><td><a href="#after">After</a></td><td>EXT_2410_3_After</td><td>Will be executed after the Service screen is closed;</td></tr></tbody></table>

### Before

*Input Parameters*

* inServiceExercise – Exercise of the service (SRVEXR);&#x20;
* inServiceSeries – Serie of the service (SRVSER);&#x20;
* inServiceNumber – Number of the service (SRVNDC);

### Replace

*Input Parameters*

* inServiceExercise – Exercise of the service (SRVEXR);&#x20;
* inServiceSeries – Serie of the service (SRVSER);&#x20;
* inServiceNumber – Number of the service (SRVNDC);

*Output Parameters*

* outRunMSSCode – when replacing MSS module must return 0(zero), if working as validations can return 1 so MSS opens the Service or 0 to ignore MSS code;

### After

*Input Parameters*

* inServiceExercise – Exercise of the service (SRVEXR);&#x20;
* inServiceSeries – Serie of the service (SRVSER);&#x20;
* inServiceNumber – Number of the service (SRVNDC);